英語で読む日経サイエンス

Tumor immunologists have known for decades that the immune system can be an important ally in the fight against cancer. Most early attempts to recruit its potential proved disappointing, however. It t … 続きを読む →

Some evening when Saturn is high in the sky and the night is clear and dark, take a look through a backyard telescope. When you have had your fill of the planet’s awe and beauty, search online for … 続きを読む →

One quiet afternoon in the fall of 2014, just as the trees were changing from green to gold, Tabetha Boyajian visited our astronomy department at Pennsylvania State University to share an unusual disc … 続きを読む →

大きな脳などの特徴をヒトは進化の過程でどのように獲得したのか？　それらのもとになる遺伝子を新たに獲得したのだろうと考えがちだが，そうではないようだ。近年のゲノム解析で，他の哺乳動物にあってヒトでは失われたDNA配列が50 … 続きを読む → When we visit a zoo and peer at our closest living relatives, the great apes, two things reliably captivate us. One: they look so very much like people. The expressive faces and the grasping hands of … 続きを読む →

I love to be outdoors during solar eclipses, enjoying the universe appearing to darken around me while my research observations get under way. Long ago I used to suggest that people make a pinhole pro … 続きを読む →

Amyotrophic lateral sclerosis (ALS) strikes without warning. The condition, which strips nerve cells of their ability to interact with the body’s muscles, starts painlessly, with subtle initial symp … 続きを読む →

At the heart of our Milky Way and of virtually every other large galaxy lurks a deep cosmic mystery—a supermassive black hole. Squeezing millions to billions of times more mass than our sun into reg … 続きを読む →

Burrowed deep under the foothills near Palo Alto, Calif., scientists scurried through an underground laboratory, making final preparations for a series of explosions. Their plan: blow up tiny crystals … 続きを読む →

Growing up poor does more than deprive a billion children and adolescents worldwide of basic material necessities. Poverty places the young child’s brain at much greater risk of not going through th … 続きを読む →

In the summer of 2015 Governor Greg Abbott gave the Texas State Guard an unusual order: keep an eye on the Jade Helm 15 exercise, just in case the online rumors are true. In reality, Jade Helm 15 was … 続きを読む →

On a day in October 2006, I sat in a dark laboratory at Yale University and zoomed into the fossilized ink of a 200-million-year-old squid relative under an electron microscope. An ocean of translucen … 続きを読む →

On march 21, 2013, the European Space Agency held an international press conference to announce new results from a satellite called Planck. The spacecraft had mapped the cosmic microwave background (C … 続きを読む →

More than 30 years after scientists identified HIV as the cause of AIDS, we still have not managed to devise an effective vaccine against the virus. An array of drugs can usually keep the infection un … 続きを読む →

One spring morning Panagiotis Kefalas was in the tavern he owned in the tiny Greek village of Antia when he received a call from his friend Kyria Koula. Kefalas was planning to have breakfast at her h … 続きを読む →

All the world’s a stage,” Shakespeare wrote, and physicists tend to think that way, too. Their stage happens to be space itself, and to them, space sometimes seems like a mere backdrop to the acti … 続きを読む →